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MAJOR CUSTOMERS | 12 Months Ended
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Dec. 31, 2018
MAJOR CUSTOMERS |
MAJOR CUSTOMERS | 22. MAJOR CUSTOMERS Details of customers accounting for 10% or more of total net revenues are as follows:
|  | Years Ended December 31,
|  | 2016 |  | 2017 |  | 2018
|  | $ |  | $ |  | $
Company A |  | — |  | — |  | 718,341
The accounts receivable from three customers with the largest receivable balances represents 12%, 5% and 5% of the balance of the account at December 31, 2018, and 12%, 4% and 4% of the balance of the account at December 31, 2017, respectively. The balance from the customer with the largest receivable balance is $34,468 and $59,224 as of December 31, 2017 and 2018, respectively.

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- References No definition available. + Details
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Namespace Prefix: | csiq_
Data Type: | xbrli:stringItemType
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- Definition The entire disclosure of major customers from which the entity receives substantial of its revenue. Due to the competitive nature of the industry in which the entity belongs, the entity may not believe that the loss of any particular customer would have material adverse impact on the entity. + References No definition available. + Details
Name: | csiq_MajorCustomersDisclosureTextBlock
Namespace Prefix: | csiq_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration